experience certificate format for computer hardware and networking

The user can only perform a restricted set of operations on the hidden members of the class by executing special functions commonly called methods.Ħ Q. MAC addresses are 12 digit hexadecimal numbers(48 bits in length).Ī: Data Encapsulation also known as data hiding refers to sending data where the data is augmented with successive layers of control information before transmission across a network. The MAC address is manufactured into every network card, such as Ethernet card or WIFI card, and therefore cannot be changed. DNS naming is used in TCP/IP networks, such as the Internet, to locate computers and services through user friendly names.Ī: MAC, Media Access Control, address is a hardware identification number that uniquely identifies each device on a network. Domain name system is the way that Internet domain names are located and translated into Internet Protocol addresses. The primary difference between the Internet and the Intranet is about accessibility.Ī: A domain name is the information that you enter into a web browser in order to reach a specific website.

Routers store information in its routing table such as paths, hops and bottlenecks.Ģ Q: What is the difference between Intranet and Internet?Ī: Internet is a broad public network that anyone can access through an Internet Service Provider while intranet is a privately owned part of the internet under which only a selected number of IP’s are allowed to communicate.

Router functions in an Internet protocol based network operate at the network layer. Routers can connect two or more network segments. A: A router is a device that forwards data packets along networks.

Experience certificate format for computer hardware and networking